/*
 * Copyright 2018 Shanghai Junzheng Network Technology Co.,Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *	   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package output

import (
	"github.com/hellobike/amazonriver/conf"
	"github.com/hellobike/amazonriver/model"
)

// Output for write wal data
type Output interface {
	// Handle row data
	Write(wal ...*model.WalData) error
	Close()
}

// NewOutput create new output
func NewOutput(sub *conf.Subscribe) Output {

	switch {
	case sub.ESConf != nil:
		return newESOutput(sub)
	case sub.KafkaConf != nil:
		return newKafkaOutput(sub)
	}

	return newFakeHandler(nil)
}
